<div class="users form">
<?php echo $this->Session->flash('auth'); ?>
<?php echo $this->Form->create('User'); ?>
    <fieldset>
        <legend>
            Entre com o seu usuário e senha:
        </legend>
        <?php echo $this->Form->input('username', array('type' => 'text'));
        echo $this->Form->input('password');
    ?>
    </fieldset>
<?php echo $this->Form->end('Logar'); ?>
</div>